User needs to be in dialout group on Ubuntu/Debian-based systems to be able to interact with serial ports. Running binary as root (eg. using sudo) would work, but was discouraged by PyInstaller developers due to some possible temporary directory permissions security issues in case of --onefile builds, last time I've looked into this.
User needs to be in
dialoutgroup on Ubuntu/Debian-based systems to be able to interact with serial ports. Running binary as root (eg. usingsudo) would work, but was discouraged by PyInstaller developers due to some possible temporary directory permissions security issues in case of--onefilebuilds, last time I've looked into this.